642785136

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{4079}}^1$

素因数の和:4171

約数の個数: 120

約数和(自身を含む): 1960945920

約数和(自身を除く): 1318160784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 67, 84, 98, 112, 134, 147, 168, 196, 201, 268, 294, 336, 392, 402, 469, 536, 588, 784, 804, 938, 1072, 1176, 1407, 1608, 1876, 2352, 2814, 3216, 3283, 3752, 4079, 5628, 6566, 7504, 8158, 9849, 11256, 12237, 13132, 16316, 19698, 22512, 24474, 26264, 28553, 32632, 39396, 48948, 52528, 57106, 65264, 78792, 85659, 97896, 114212, 157584, 171318, 195792, 199871, 228424, 273293, 342636, 399742, 456848, 546586, 599613, 685272, 799484, 819879, 1093172, 1199226, 1370544, 1598968, 1639758, 1913051, 2186344, 2398452, 3197936, 3279516, 3826102, 4372688, 4796904, 5739153, 6559032, 7652204, 9593808, 11478306, 13118064, 13391357, 15304408, 22956612, 26782714, 30608816, 40174071, 45913224, 53565428, 80348142, 91826448, 107130856, 160696284, 214261712, 321392568, 642785136]

約数ペア:

[(1, 642785136), (2, 321392568), (3, 214261712), (4, 160696284), (6, 107130856), (7, 91826448), (8, 80348142), (12, 53565428), (14, 45913224), (16, 40174071), (21, 30608816), (24, 26782714), (28, 22956612), (42, 15304408), (48, 13391357), (49, 13118064), (56, 11478306), (67, 9593808), (84, 7652204), (98, 6559032), (112, 5739153), (134, 4796904), (147, 4372688), (168, 3826102), (196, 3279516), (201, 3197936), (268, 2398452), (294, 2186344), (336, 1913051), (392, 1639758), (402, 1598968), (469, 1370544), (536, 1199226), (588, 1093172), (784, 819879), (804, 799484), (938, 685272), (1072, 599613), (1176, 546586), (1407, 456848), (1608, 399742), (1876, 342636), (2352, 273293), (2814, 228424), (3216, 199871), (3283, 195792), (3752, 171318), (4079, 157584), (5628, 114212), (6566, 97896), (7504, 85659), (8158, 78792), (9849, 65264), (11256, 57106), (12237, 52528), (13132, 48948), (16316, 39396), (19698, 32632), (22512, 28553), (24474, 26264)]